A 24-year-old man, arrested in connection with the investigation into the murder of Vincent Parsons in Dublin, has been released without charge.
Mr Parsons, 34, was discovered in the Killinarden area of Tallaght with serious head injuries on Saturday night.
He died on Monday evening at Tallaght Hospital.
The 24-year-old was arrested yesterday.
A file witll be prepared for the Director of Public Prosecutions.
Gardaí are continuing to appeal for information and are asking anyone who was in the vicinity of the Killinarden House pub between 10pm and 11pm on Saturday night to come forward.